body{
    background-image: url("https://img1.baidu.com/it/u=2192894872,1127757430&fm=253&fmt=auto&app=138&f=JPEG?w=889&h=500");
    background-repeat: no-repeat;
    background-size: 100%;
}
.search{
    width: 100%;
    height: 50px;
    text-align: center;
    background-color: white;
    padding-top: 20px;
    margin-bottom: 60px;
}
.search-btn{
    margin-left: 50px;
}

.channel-table{
    width: 80%;
    height: 500px;
    background-color: white;
    margin: auto;
    padding-top: 20px;
}

.cut-box{
    width: 200px;
    height: 20px;
    background-color: rgba(93, 73, 73, 0.54);
    position: absolute;
    right: 20%;
    bottom: 20%;
}
th{
    background-color: #9696ff;
}

.speak{
    position: absolute;
    width: 192px;
    height: 30px;
    right: 0;
    top: 10%;
}

.add-channel{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(108,122,152,0.5);
    display: flex;
    align-items: center;
}
.add-content {
    width: 400px;
    height: 400px;
    background-color: white;
    margin: auto;
    border-radius: 10px;
    padding: 20px;
}
textarea{
    width: 300px;
    height: 100px;
   margin-left: 50px;
}
.btn{
    padding-top: 100px;
    width: 200px;
    height: 40px;
    margin: auto;
    text-align: center;
}
